Final answer:
The correct order of the organs of the GI tract, from superior to inferior, is esophagus, stomach, small intestine, large intestine, rectum, and musculus sphincter ani.
Step-by-step explanation:
The correct order of the organs of the GI tract, from superior to inferior, is: b. esophagus → f. stomach → d. small intestine → c. large intestine → e. rectum → a. musculus sphincter ani.